CN111738548A - 一种茉莉花茶香气品质评价方法及其应用 - Google Patents
一种茉莉花茶香气品质评价方法及其应用 Download PDFInfo
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- G06F18/20—Analysing
- G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
- G06F18/213—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods
- G06F18/2135—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods based on approximation criteria, e.g. principal component analysis
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Abstract
Description
样本 | Y1 | Y2 | Y3 | Y4 | Y5 | Y6 | Y7 | Y8 | Y9 | Y10 | Y11 |
定价(元/斤) | 68 | 90 | 160 | 260 | 280 | 380 | 280 | 580 | 1080 | 1620 | 3800 |
JTF值 | 0.49 | 0.70 | 0.82 | 1.01 | 1.07 | 0.93 | 1.16 | 1.37 | 1.82 | 1.34 | 1.58 |
茶叶样本 | Y1 | Y2 | Y3 | Y4 | Y5 | Y6 | Y7 | Y8 | Y9 | Y10 | Y11 |
主成分综合得分 | -3.02 | -3.70 | -1.86 | 0.27 | -0.06 | -0.37 | 1.61 | 0.66 | 0.34 | 1.62 | 4.50 |
排名 | 10 | 11 | 9 | 6 | 7 | 8 | 3 | 4 | 5 | 2 | 1 |
市场随机茉莉花茶样 | S1 | S2 | S3 | S4 | S5 | S6 | S7 | S8 |
专家审评总得分 | 57.9 | 66.7 | 82.6 | 84.25 | 83.4 | 83.95 | 87.85 | 87.45 |
专家审评香气得分 | 50 | 58 | 78 | 78 | 83 | 84 | 85 | 88 |
JTF指数 | 0.12 | 0.27 | 0.39 | 0.59 | 1.25 | 0.75 | 0.83 | 1.49 |
XFJTF得分 | 5.58 | 9.26 | 13.91 | 14.33 | 17.85 | 18.30 | 26.23 | 41.81 |
Claims (7)
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Cited By (3)
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CN113712099A (zh) * | 2021-08-24 | 2021-11-30 | 浙江农林大学 | 一种梅花茶保色留香及其品质评价的方法 |
CN114019046A (zh) * | 2021-10-31 | 2022-02-08 | 浙江农林大学 | 一种基于稻谷挥发性成分判定其食用品质的技术方法 |
CN115015481A (zh) * | 2022-05-30 | 2022-09-06 | 广西职业技术学院 | 一种茉莉花高产地块花的最佳大量元素含量模型 |
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刘晓港: "茉莉花茶制作过程中风味成分及微生物变化研究" * |
安会敏 等: "茉莉花茶特征香气成分研究" * |
陈梅春 等: "茉莉花茶窨制过程香气形成机制的研究" * |
陈梅春 等: "茉莉花茶香气品质评价指标的构建与研究" * |
陈梅春 等: "茉莉鲜花[Jasminum sambac (L.) Aiton]香气成分研究" * |
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CN113712099B (zh) * | 2021-08-24 | 2023-10-24 | 浙江农林大学 | 一种梅花茶保色留香及其品质评价的方法 |
CN114019046A (zh) * | 2021-10-31 | 2022-02-08 | 浙江农林大学 | 一种基于稻谷挥发性成分判定其食用品质的技术方法 |
CN115015481A (zh) * | 2022-05-30 | 2022-09-06 | 广西职业技术学院 | 一种茉莉花高产地块花的最佳大量元素含量模型 |
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